Presupunand ca avem deja instalat PHP5 cu suport pentru MySQL (Gasiti tutorialul de instalare pe situl http://auto-scripts.com) putem incepe procedura de instalare a clientului FTP (in acest caz ProFTP) cu suport MySQL.
1. De ce instalam cu suport MySQL?
Deoarece in acest fel putem realiza un numar infinit de conturi FTP virtuale, putem schimba parolele extrem de simplu, putem crea limita de trafic (Trafic Quota) sau limita de spatiu pe disk (Disk Quota), practic nu exista limita de extensibilitate.
2. De ce am nevoie pentru a putea configura ProFTP cu conturi virtuale?
ProFTP-ul implicit (instalat cu comand apt-get install proftpd) nu contine si modulul pentru Virtual FTP, acesta trebuind instalat cu comanda:
apt-get install proftpd-mysql
Sau
apt-get install proftpd-mod-mysql
La instalare ne va aparea o intrebare de genul:
Run proftpd from inetd or standalone?
Selectam standalone .
3. Ok, am instalat programul, si acum?
Dupa instalarea propriu-zisa, urmeaza configurarea ProFTP.
Avem nevoie de un utilizator si un grup pe care va rula daemon-ul ProFTP:
groupadd -g 5500 ftpgroup
useradd -u 5500 -s /bin/false -d /bin/null -c "proftpd user" -g ftpgroup ftpuser
Urmeaza sa cream baza de date ftp cu numele de utilizator proftp si parola PAROLA (Aici modificati dupa bunul plac) unde vor fi stocate numele de utilizatori si parolele:
mysql -u root -p
create database ftp;
GRANT SELECT, INSERT, UPDATE, DELETE ON ftp.* TO 'proftpd'@'localhost' IDENTIFIED BY 'PAROLA';
GRANT SELECT, INSERT, UPDATE, DELETE ON ftp.* TO 'proftpd'@'localhost.localdomain' IDENTIFIED BY 'PAROLA';
FLUSH PRIVILEGES;
Dupa crearea bazei de date, trecem la adaugarea tabelelor in care vor fi stocate informatiile:
USE ftp;
CREATE TABLE ftpgroup (
groupname varchar(16) NOT NULL default '',
gid smallint(6) NOT NULL default '5500',
members varchar(16) NOT NULL default '',
KEY groupname (groupname)
) TYPE=MyISAM COMMENT='ProFTP group table';
CREATE TABLE ftpquotalimits (
name varchar(30) default NULL,
quota_type enum('user','group','class','all') NOT NULL default 'user',
per_session enum('false','true') NOT NULL default 'false',
limit_type enum('soft','hard') NOT NULL default 'soft',
bytes_in_avail int(10) unsigned NOT NULL default '0',
bytes_out_avail int(10) unsigned NOT NULL default '0',
bytes_xfer_avail int(10) unsigned NOT NULL default '0',
files_in_avail int(10) unsigned NOT NULL default '0',
files_out_avail int(10) unsigned NOT NULL default '0',
files_xfer_avail int(10) unsigned NOT NULL default '0'
) TYPE=MyISAM;
CREATE TABLE ftpquotatallies (
name varchar(30) NOT NULL default '',
quota_type enum('user','group','class','all') NOT NULL default 'user',
bytes_in_used int(10) unsigned NOT NULL default '0',
bytes_out_used int(10) unsigned NOT NULL default '0',
bytes_xfer_used int(10) unsigned NOT NULL default '0',
files_in_used int(10) unsigned NOT NULL default '0',
files_out_used int(10) unsigned NOT NULL default '0',
files_xfer_used int(10) unsigned NOT NULL default '0'
) TYPE=MyISAM;
CREATE TABLE ftpuser (
id int(10) unsigned NOT NULL auto_increment,
userid varchar(32) NOT NULL default '',
passwd varchar(32) NOT NULL default '',
uid smallint(6) NOT NULL default '5500',
gid smallint(6) NOT NULL default '5500',
homedir varchar(255) NOT NULL default '',
shell varchar(16) NOT NULL default '/sbin/nologin',
count int(11) NOT NULL default '0',
accessed datetime NOT NULL default '0000-00-00 00:00:00',
modified datetime NOT NULL default '0000-00-00 00:00:00',
PRIMARY KEY (id),
UNIQUE KEY userid (userid)
) TYPE=MyISAM COMMENT='ProFTP user table';
quit;
Dupa crearea bazei de date urmeaza sa configuram ProFTP sa foloseasca aceasta baza de date:
DefaultRoot ~
# The passwords in MySQL are encrypted using CRYPT
SQLAuthTypes Plaintext Crypt
SQLAuthenticate users* groups*
# used to connect to the database
# databasename@host database_user user_password
SQLConnectInfo ftp@localhost proftpd PAROLA
# Here we tell ProFTPd the names of the database columns in the "usertable"
# we want it to interact with. Match the names with those in the db
SQLUserInfo ftpuser userid passwd uid gid homedir shell
# Here we tell ProFTPd the names of the database columns in the "grouptable"
# we want it to interact with. Again the names match with those in the db
SQLGroupInfo ftpgroup groupname gid members
# set min UID and GID - otherwise these are 999 each
SQLMinID 500
# create a user's home directory on demand if it doesn't exist
SQLHomedirOnDemand on
# Update count every time user logs in
SQLLog PASS updatecount
SQLNamedQuery updatecount UPDATE "count=count+1, accessed=now() WHERE userid='%u'" ftpuser
# Update modified everytime user uploads or deletes a file
SQLLog STOR,DELE modified
SQLNamedQuery modified UPDATE "modified=now() WHERE userid='%u'" ftpuser
# User quotas
# ===========
QuotaEngine on
QuotaDirectoryTally on
QuotaDisplayUnits Mb
QuotaShowQuotas on
SQLNamedQuery get-quota-limit SELECT "name, quota_type, per_session, limit_type, bytes_in_avail, bytes_out_avail, bytes_xfer_avail, files_in_avail, files_out_avail, files_xfer_avail FROM ftpquotalimits WHERE name = '%{0}' AND quota_type = '%{1}'"
SQLNamedQuery get-quota-tally SELECT "name, quota_type, bytes_in_used, bytes_out_used, bytes_xfer_used, files_in_used, files_out_used, files_xfer_used FROM ftpquotatallies WHERE name = '%{0}' AND quota_type = '%{1}'"
SQLNamedQuery update-quota-tally UPDATE "bytes_in_used = bytes_in_used + %{0}, bytes_out_used = bytes_out_used + %{1}, bytes_xfer_used = bytes_xfer_used + %{2}, files_in_used = files_in_used + %{3}, files_out_used = files_out_used + %{4}, files_xfer_used = files_xfer_used + %{5} WHERE name = '%{6}' AND quota_type = '%{7}'" ftpquotatallies
SQLNamedQuery insert-quota-tally INSERT "%{0}, %{1}, %{2}, %{3}, %{4}, %{5}, %{6}, %{7}" ftpquotatallies
QuotaLimitTable sql:/get-quota-limit
QuotaTallyTable sql:/get-quota-tally/update-quota-tally/insert-quota-tally
RootLogin off
RequireValidShell off
Nu uitati sa inlocuiti PAROLA cu adevarata parola.
Daca doriti sa se primeasca un banner de forma:
Folosesti 20MB din 100MB. Ai 80MB spatiu disponibil
adaugati la sfarsitul fisierului /etc/proftpd.conf
SQLNamedQuery gettally SELECT "ROUND((bytes_in_used/1048576),2) FROM ftpquotatallies WHERE name='%u'"
SQLNamedQuery getlimit SELECT "ROUND((bytes_in_avail/1048576),2) FROM ftpquotalimits WHERE name='%u'"
SQLNamedQuery getfree SELECT "ROUND(((ftpquotalimits.bytes_in_avail-ftpquotatallies.bytes_in_used)/1048576),2) FROM ftpquotalimits,ftpquotatallies WHERE ftpquotalimits.name = '%u' AND ftpquotatallies.name = '%u'"
SQLShowInfo LIST "226" "Folosesti %{gettally}MB din %{getlimit}MB. Ai %{getfree}MB spatiu disponibil."
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Tags: install proftp, php-mysql, proftp mysql